About the Role Own and grow a portfolio of B2B customers for an AI-powered business communications platform. Working across customer success, product, and marketing, you will help customers adopt the product, realize measurable value, and expand their use over time. What You'll Do • Act as the primary contact for assigned customers throughout the customer lifecycle. • Identify opportunities to expand customer use cases and improve the value they receive from AI-powered phone automation. • Lead account reviews, discovery conversations, upsells, and renewal discussions. • Analyze product usage and demonstrate measurable customer impact. • Own expansion revenue across upgrades, add-ons, and renewals against monthly and quarterly targets. • Support onboarding and ongoing adoption to strengthen retention. • Share structured customer and market feedback with product and go-to-market teams. • Maintain accurate CRM records, forecasts, and pipeline, and coordinate account plans across teams. • Help develop the account management and expansion approach as the business grows. What We're Looking For • At least one year of experience in B2B SaaS sales, account management, or customer success. • Experience driving upsells, renewals, or expansion revenue within existing accounts. • Strong product and technical understanding, with an interest in AI and machine learning. • Native-level German proficiency for customer calls, reviews, and demonstrations. • A structured, customer-focused approach and a strong sense of ownership. • Startup or scale-up experience is a plus. Compensation & Benefits OTE is €65,000 to €95,000, consisting of fixed salary plus uncapped commission, depending on experience. Visa sponsorship is not available. Location On-site in Vienna, Austria, with hybrid work possible.